19638574

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:971

約数の個数: 16

約数和(自身を含む): 30217536

約数和(自身を除く): 10578962

約数列:

[1, 2, 47, 94, 401, 521, 802, 1042, 18847, 24487, 37694, 48974, 208921, 417842, 9819287, 19638574]

約数ペア:

[(1, 19638574), (2, 9819287), (47, 417842), (94, 208921), (401, 48974), (521, 37694), (802, 24487), (1042, 18847)]